[ckan-dev] New feature: spatial filter

Wed Feb 22 15:37:55 UTC 2012

Adria,

Looks great! How about plotting the search results on the map?

David

2012/2/22 Adrià Mercader <amercadero at gmail.com>:
> On 22 February 2012 15:17, Sean Hammond <sean.hammond at okfn.org> wrote:
>> This looks great!
> Thanks!
>
> As you can see, getting the user interface right for getting input
> from a map (as opposed to simply just navigate across the map) is
> really really tricky :)
>
>> Perhaps it should use the right or middle mouse button to select an area,
>> instead of having to use the onscreen button to enable a select-an-area
>> mode? I've heard that modes in user interfaces confuse a lot of people.
> I don't like actions with right/middle buttons because they have other
> clear functions associated (context menu for right click and new tab
> for middle click). On some other projects I have used "Ctrl +
> drag/click" to draw the geometries, but I don't think most web users
> like to move their hand to the keyboard unless for typing urls or
> fields. Besides, you will need a notice anywhere to tell the users
>
> I kind of like how all tools for navigating (zoom controls, mouse
> wheel,) are inside the map and the modal button is separated from it,
> as it is a different kind of tool.
>
>> You could also get rid of the Clear button, since whenever you draw a new
>> region it automatically clears the old one anyway.
> We need a clear button in case you don't want to filter by are
> anymore. Maybe we can make less evident if necessary.
>
> Adrià
>
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